Showing 121 open source projects for "blockchain"

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  • 1
    MyEtherWallet

    MyEtherWallet

    MyEtherWallet to interact with the Ethereum blockchain

    MEW (MyEtherWallet) is a free, client-side interface helping you interact with the Ethereum blockchain. Our easy-to-use, open-source platform allows you to generate wallets, interact with smart contracts, and so much more. Easily access all you favorite apps across Ethereum and Polkadot chains, buy crypto, swap tokens, and manage your NFTs. Welcome to the multichain future. ETH Blocks is an NFT series representing mined Ethereum blocks and their properties.
    Downloads: 12 This Week
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  • 2
    Solana

    Solana

    Web-scale blockchain for fast, secure, scalable, decentralized apps

    Solana is the fastest blockchain in the world and the fastest-growing ecosystem in crypto, with thousands of projects spanning DeFi, NFTs, Web3 and more. Integrate once and never worry about scaling again. Solana ensures composability between ecosystem projects by maintaining a single global state as the network scales. Never deal with fragmented Layer 2 systems or sharded chains.
    Downloads: 14 This Week
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  • 3
    Trust Wallet Core

    Trust Wallet Core

    Cross-platform, cross-blockchain wallet library

    ...Most of the code is C++ with a set of strict C interfaces, and idiomatic interfaces for supported languages: Swift for iOS and Java for Android. Wallet Core supports more than 50 blockchains, Bitcoin, Ethereum, Binance Chain, and most major blockchain platforms. For new coins, you need to implement address handling and signing functionality in the wallet-core. For new coins on already supported blockchains or variations of already supported blockchains, please consider proper reuse of existing implementation. The Trust Wallet development team is always striving to add more blockchains that will be essential for developers and wallet users. ...
    Downloads: 12 This Week
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  • 4
    Hyperledger Fabric

    Hyperledger Fabric

    Distributed ledger framework for developing solutions and applications

    ...Its modular and versatile design satisfies a broad range of industry use cases. It offers a unique approach to consensus that enables performance at scale while preserving privacy. High-performance, secure, permissioned blockchain network. Code written in Go, chaincode (smart contracts) in Go, Javascript, or Java, SDKs in Node.js, Java, Go, REST and Python. Hyperledger is a collaborative effort created to advance blockchain technology by identifying and addressing important features for a cross-industry open standard for distributed ledger technologies(DLTs) that will transform the way business transactions are conducted globally. ...
    Downloads: 23 This Week
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    FlexPay’s innovative platform uses multiple technologies to achieve the highest number of retained customers, resulting in reduced involuntary churn, longer life span after recovery, and higher revenue. Leading brands like LegalZoom, Hooked on Phonics, and ClinicSense trust FlexPay to recover failed payments, reduce churn, and increase customer lifetime value.
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  • 5
    web3.js

    web3.js

    Ethereum JavaScript API

    web3.js is the Ethereum JavaScript API that connects to the Generic JSON-RPC spec. It is composed of a selection of libraries that make it possible to interact with a local or remote ethereum node, using a HTTP or IPC connection. The node may be local, hosted by the DApp provider, or a public gateway such as Infura, which operates free Ethereum access points. It is necessary to run a local or remote Ethereum node to be able to use this library. web3.js is directly usable on web technology...
    Downloads: 11 This Week
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  • 6
    ta4j

    ta4j

    A Java library for technical analysis

    Ta4j is an open-source Java library for technical analysis. It provides the basic components for the creation, evaluation, and execution of trading strategies. Ta4j is available on Maven Central. You can also download example code from the maven central repository. The wiki is the best place to start learning about ta4j. For more detailed questions, please use the issues tracker. We can calculate indicators over this bar series, in order to forecast the direction of prices through the study...
    Downloads: 40 This Week
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  • 7
    Hardhat

    Hardhat

    Hardhat is a development environment to compile, deploy, test

    Hardhat is an Ethereum development environment for professionals. It facilitates performing frequent tasks, such as running tests, automatically checking code for mistakes or interacting with a smart contract. Check out the plugin list to use it with your existing tools. Hardhat Runner is the main component you interact with when using Hardhat. It's a flexible and extensible task runner that helps you manage and automate the recurring tasks inherent to developing smart contracts and dApps....
    Downloads: 10 This Week
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  • 8
    python-binance

    python-binance

    Binance Exchange API python implementation for automated trading

    This is an unofficial Python wrapper for the Binance exchange REST API v3. I am in no way affiliated with Binance, use at your own risk. Implementation of all General, Market Data and Account endpoints. Asyncio implementation. Testnet Support for Spot, Futures, and Vanilla Options. Simple handling of authentication. No need to generate timestamps yourself, the wrapper does it for you. Response exception handling. Websocket handling with reconnection and multiplexed connections. Symbol Depth...
    Downloads: 8 This Week
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  • 9
    Ninjabot

    Ninjabot

    A fast cryptocurrency platform for trading bot in Go

    A fast cryptocurrency trading bot framework implemented in Go. Ninjabot permits users to create and test custom strategies for spot markets. Ninjabot is an open-source platform that provides tools to implement custom strategies and backtests for trading cryptocurrencies in Go. Ninjabot CLI provides utilities commands to support backtesting and bot development. Currently, we only support Binance exchange. If you want to include support for other exchanges, you need to implement a new struct...
    Downloads: 17 This Week
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  • 10
    The Optimism Monorepo

    The Optimism Monorepo

    Optimism is Ethereum, scaled

    Optimism is a low-cost and lightning-fast Ethereum L2 blockchain, but it's also so much more than that. Optimism is the technical foundation for the Optimism Collective, a band of communities, companies, and citizens united by a mutually beneficial pact to adhere to the axiom of impact=profit — the principle that positive impact to the collective should be rewarded with profit to the individual.
    Downloads: 4 This Week
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  • 11
    Cosmos SDK

    Cosmos SDK

    A Framework for Building High Value Public Blockchains

    Cosmos is an ever-expanding ecosystem of interconnected apps and services, built for a decentralized future. The Cosmos SDK is a framework for building blockchain applications. Tendermint Core (BFT Consensus) and the Cosmos SDK are written in the Golang programming language. Cosmos SDK is used to build Gaia, the first implementation of the Cosmos Hub. The Cosmos SDK has mostly stabilized, but we are still making some breaking changes. The Cosmos SDK is an open-source framework for building multi-asset public Proof-of-Stake (PoS) blockchains, like the Cosmos Hub, as well as permission Proof-of-Authority (PoA) blockchains. ...
    Downloads: 9 This Week
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  • 12
    EthereumJS Monorepo

    EthereumJS Monorepo

    Monorepo for the Ethereum VM TypeScript Implementation

    This repository holds various protocol building blocks of the Ethereum blockchain execution layer and is managed by the Ethereum Foundation JavaScript team. There is a TypeScript implementation of the Ethereum Virtual Machine (EVM) ready to be used in Node.js or a browser environment, implementations of core structural blockchain building blocks like an Ethereum Tx, Block or Blockchain as well as a Trie (Merkle Patricia Tree) and devp2p (execution networking layer) implementation. ...
    Downloads: 0 This Week
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  • 13
    Node Binance API

    Node Binance API

    Node Binance API is an asynchronous node.js library

    This project is designed to help you make your own projects that interact with the Binance API. You can stream candlestick chart data, market depth, or use other advanced features such as setting stop losses and iceberg orders. This project seeks to have complete API coverage including WebSockets.
    Downloads: 5 This Week
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  • 14
    Prysm

    Prysm

    Go implementation of Ethereum proof of stake

    ...You can explore validator rewards/penalties via Bitfly's block explorer: beaconcha.in, and follow the latest blocks added to the chain on beaconscan. We are a grassroots team of software engineers all around the world building the code behind the Ethereum blockchain.
    Downloads: 20 This Week
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  • 15
    CCXT

    CCXT

    JavaScript/TypeScript/Python/C#/PHP cryptocurrency trading API

    The ccxt library is a collection of available crypto exchanges or exchange classes. Each class implements the public and private API for a particular crypto exchange. All exchanges are derived from the base Exchange class and share a set of common methods. To access a particular exchange from ccxt library you need to create an instance of corresponding exchange class. Supported exchanges are updated frequently and new exchanges are added regularly.
    Downloads: 11 This Week
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  • 16
    Solidity plugin for IntelliJ

    Solidity plugin for IntelliJ

    Solidity plugin for IntelliJ

    Solidity plugin for IntelliJ. You can support the development by sponsoring the plugin on Github. Supporting the plugin with crypto through the Gitcoin grant. Please attach the screenshot for every issue if possible. It will make the issue much clearer and easier to understand.
    Downloads: 10 This Week
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  • 17
    Echidna

    Echidna

    Ethereum smart contract fuzzer

    Echidna is a weird creature that eats bugs and is highly electrosensitive (with apologies to Jacob Stanley) More seriously, Echidna is a Haskell program designed for fuzzing/property-based testing of Ethereum smarts contracts. It uses sophisticated grammar-based fuzzing campaigns based on a contract ABI to falsify user-defined predicates or Solidity assertions. We designed Echidna with modularity in mind, so it can be easily extended to include new mutations or test specific contracts in...
    Downloads: 20 This Week
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  • 18
    Gnosis Safe Contracts

    Gnosis Safe Contracts

    Gnosis Safe allows secure management of blockchain assets

    The most trusted platform to manage digital assets on Ethereum. Access the most recent version of the Safe directly in your browser. Download the Safe as a static desktop application for Windows, MacOS or Linux. Conveniently manage your digital assets on the go. Fully customize how you manage your company crypto assets, with the option to require a predefined number of signatures to confirm transactions. Require multiple team members to confirm every transaction in order to execute it, which...
    Downloads: 4 This Week
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  • 19
    OpenZeppelin Contracts

    OpenZeppelin Contracts

    OpenZeppelin Contracts is a library for secure smart contracts

    A library for secure smart contract development. Build on a solid foundation of community-vetted code. OpenZeppelin Contracts uses semantic versioning to communicate backward compatibility of its API and storage layout. To keep your system secure, you should always use the installed code as-is, and neither copy-paste it from online sources nor modify it yourself. The library is designed so that only the contracts and functions you use are deployed, so you don't need to worry about it...
    Downloads: 8 This Week
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  • 20
    Rust-Lightning

    Rust-Lightning

    Bitcoin Lightning library written in Rust

    Rust-Lightning is a Bitcoin Lightning library written in Rust. The main crate, lightning, does not handle networking, persistence, or any other I/O. Thus, it is runtime-agnostic, but users must implement basic networking logic, chain interactions, and disk storage. The project implements all of the BOLT specifications in the 1.0 spec. The implementation has pretty good test coverage that is expected to continue to improve. It is also anticipated that as developers begin using the API, the...
    Downloads: 9 This Week
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  • 21
    Swarm Bee

    Swarm Bee

    Bee is a Swarm client implemented in Go

    Bee is a Swarm client implemented in Go. It’s the basic building block for the Swarm network: a private; decentralized; and self-sustaining network for permissionless publishing and access to your (application) data.There are two versioning schemes used in Bee that you should be aware of. The main Bee version does NOT follow strict Semantic Versioning. Bee hosts different peer-to-peer wire protocol implementations and individual protocol breaking changes would necessitate a bump in the major...
    Downloads: 23 This Week
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  • 22
    Ethereum ETL

    Ethereum ETL

    Python scripts for ETL (extract, transform and load) jobs for Ethereum

    Python scripts for ETL (extract, transform and load) jobs for Ethereum blocks, transactions, ERC20 / ERC721 tokens, transfers, receipts, logs, contracts, internal transactions. Data is available in Google BigQuery. Ethereum ETL lets you convert blockchain data into convenient formats like CSVs and relational databases.
    Downloads: 3 This Week
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  • 23
    Nethereum

    Nethereum

    Ethereum .Net cross platform integration library

    Nethereum is the .Net integration library for Ethereum, simplifying the access and smart contract interaction with Ethereum nodes both public or permission like Geth, Parity or Quorum. Nethereum is developed targeting netstandard 1.1, netstandard 2.0, netcore 2.1, netcore 3.1, net451 and also as a portable library, hence it is compatible with all the operating systems (Windows, Linux, MacOS, Android, and OSX) and has been tested on cloud, mobile, desktop, Xbox, hololens and windows IoT....
    Downloads: 7 This Week
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  • 24
    Substrate Node Template

    Substrate Node Template

    A rust implementation of the Quip Protocol forked from Substrate

    Substrate Node Template is a Rust-based implementation of the Quip Protocol built on top of the Substrate blockchain framework, providing a customizable foundation for building decentralized networks. The project is structured as a blockchain node template, including components such as runtime logic, networking, consensus mechanisms, and RPC interfaces. It leverages FRAME, Substrate’s modular runtime development system, allowing developers to compose blockchain functionality through reusable pallets. ...
    Downloads: 0 This Week
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  • 25
    Besu Ethereum Client

    Besu Ethereum Client

    An enterprise-grade Java-based, Apache 2.0 licensed Ethereum client

    You can use Besu to develop enterprise applications requiring secure, high-performance transaction processing in a private network. A private network is a network not connected to Ethereum Mainnet or an Ethereum testnet. Private networks typically use a different chain ID and proof of authority consensus (QBFT, IBFT 2.0, or Clique). You can also create a local development network using proof of work (Ethash). Instructions for how to get started with developing on the Besu codebase. Please...
    Downloads: 13 This Week
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